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Easy Access to PMEL Scientific Data
The Pacific Marine Environmental Laboratory's ERDDAP data server for scientific data distribution to the GTS |
![]() NOAA OAR PMEL |
Dataset Title: | ScienceRoCS Xaymaca ship data
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Institution: | ScienceRoCS (Dataset ID: xaymaca_gts) |
Information: | Summary ![]() ![]() ![]() |
Attributes { s { wmo_platform_code { String long_name "WMO Platform Code"; } time { String _CoordinateAxisType "Time"; Float64 actual_range 1.649001611e+9, 1.731448233e+9; String axis "T"; String ioos_category "Time"; String long_name "Time"; String standard_name "time"; String time_origin "01-JAN-1970 00:00:00"; String units "seconds since 1970-01-01T00:00:00Z"; } latitude { String _CoordinateAxisType "Lat"; Float32 actual_range 17.48, 41.791; String axis "Y"; String ioos_category "Location"; String long_name "Dec LAT"; String standard_name "latitude"; String units "degrees_north"; } longitude { String _CoordinateAxisType "Lon"; Float32 actual_range -90.688, -70.583; String axis "X"; String ioos_category "Location"; String long_name "Dec LON"; String standard_name "longitude"; String units "degrees_east"; } HDT { Float32 actual_range 0.0, 359.9; String long_name "HDT"; } COG { Float32 actual_range 0.0, 359.9; String long_name "Course Over Ground"; } SPD { Float32 actual_range -5.0, 14.25; String long_name "SPD"; } SOG { Float32 actual_range 0.0, 17.0; String long_name "Speed Over Ground"; } Ta { Float32 actual_range 2.7, 38.1; String long_name "Air Temperature"; String standard_name "air_temperature"; String units "deg_c"; } Ua { Float32 actual_range 18.0, 100.0; String long_name "Relative Humidity"; String standard_name "relative_humidity"; } BAROMETER_1 { Float32 actual_range 1001.0, 1029.8; Float64 colorBarMaximum 1050.0; Float64 colorBarMinimum 950.0; String long_name "barometric pressure - calculated at sea level"; String standard_name "air_pressure"; String units "mbar"; } DATE_GMT { Float64 actual_range 1.648944e+9, 1.7313696e+9; String ioos_category "Time"; String long_name "DATE GMT"; String source_name "DATE_GMT"; String standard_name "time"; String time_origin "01-JAN-1970 00:00:00"; String time_precision "1970-01-01"; String units "seconds since 1970-01-01T00:00:00Z"; } TIME_GMT { String long_name "TIME GMT"; } } NC_GLOBAL { String cdm_data_type "Other"; String Conventions "COARDS, CF-1.6, ACDD-1.3"; String creator_name "ScienceRoCS"; Float64 Easternmost_Easting -70.583; Float64 geospatial_lat_max 41.791; Float64 geospatial_lat_min 17.48; String geospatial_lat_units "degrees_north"; Float64 geospatial_lon_max -70.583; Float64 geospatial_lon_min -90.688; String geospatial_lon_units "degrees_east"; String history "2025-03-14T20:38:59Z (local files) 2025-03-14T20:38:59Z https://data.pmel.noaa.gov/generic/erddap/tabledap/xaymaca_gts.html"; String infoUrl "???"; String institution "ScienceRoCS"; String keywords "air, air_pressure, atmosphere, atmospheric, BAROMETER_1, COG, course, data, date, Dec_LAT, Dec_LON, earth, Earth Science > Atmosphere > Atmospheric Pressure > Atmospheric Pressure Measurements, Earth Science > Atmosphere > Atmospheric Pressure > Sea Level Pressure, Earth Science > Atmosphere > Atmospheric Pressure > Static Pressure, ground, hdt, level, measurements, over, pressure, science, sciencerocs, sea, ship, SOG, spd, speed, static, time, TIME_GMT, wxtc, WXTC_Dm, WXTC_Pa, WXTC_Rc, WXTC_Ri, WXTC_Sm, WXTC_Ta, WXTC_TD, WXTC_TS, WXTC_Ua, xayamz"; String keywords_vocabulary "GCMD Science Keywords"; String license "These data were produced by NOAA and are not subject to copyright protection in the United States. NOAA waives any potential copyright and related rights in these data worldwide through the Creative Commons Zero 1.0 Universal Public Domain Dedication (CC0-1.0)."; Float64 Northernmost_Northing 41.791; String sourceUrl "(local files)"; Float64 Southernmost_Northing 17.48; String standard_name_vocabulary "CF Standard Name Table v70"; String subsetVariables "wmo_platform_code"; String summary "Xaymaca ship. ScienceRoCS data from a local source."; String testOutOfDate "now-2days"; String time_coverage_end "2024-11-12T21:50:33Z"; String time_coverage_start "2022-04-03T16:00:11Z"; String title "ScienceRoCS Xaymaca ship data"; Float64 Westernmost_Easting -90.688; } }
The URL specifies what you want: the dataset, a description of the graph or the subset of the data, and the file type for the response.
Tabledap request URLs must be in the form
https://coastwatch.pfeg.noaa.gov/erddap/tabledap/datasetID.fileType{?query}
For example,
https://coastwatch.pfeg.noaa.gov/erddap/tabledap/pmelTaoDySst.htmlTable?longitude,latitude,time,station,wmo_platform_code,T_25&time>=2015-05-23T12:00:00Z&time<=2015-05-31T12:00:00Z
Thus, the query is often a comma-separated list of desired variable names,
followed by a collection of
constraints (e.g., variable<value),
each preceded by '&' (which is interpreted as "AND").
For details, see the tabledap Documentation.